File:Otis Escalator 506 NCE (Daniel Åhs).jpg|thumb|An Otis escalator
The '''Otis Elevator Company''' is an American company that develops, manufactures and markets elevators, escalators, moving walkways and related equipment. A pioneer in its field, Otis is the world's largest manufacturer of vertical transportation systems, principally focusing on elevator
s, moving walkways
The company pioneered the development of the "safety elevator", invented by Otis in 1852, which used a special mechanism to lock the elevator car in place should the hoisting ropes fail.
Otis has installed elevators in some of the world's most famous structures, including the Eiffel Tower
, Empire State Building
, the original World Trade Center (1973–2001)|World Trade Center
, The Twilight Zone Tower of Terror
, Petronas Twin Towers
, Burj Khalifa
, CN Tower
, the Winchester Mystery House
, the Hotel...